Header header
int64 point_count
float64 x
float64 y
float64 z
float64 ox
float64 oy
float64 oz
float64 ow
float64 yaw
float64 matching_rate
float64 longitude
float64 latitude
float64 altitude
float64 heading
float64 groud_speed
int64 posi_flag
int64 head_flag
int64 ext
float64 flag
float64 rtk_x
float64 rtk_y
float64 rtk_z
float64 f_x
float64 f_y
float64 f_z
float64 ld_heading
int64 alltotal
